CVE-2019-4014: Security Bulletin: IBM® Db2® is vulnerable to a buffer overflow which could allow a local malicious user to execute arbitrary code (CVE-2019-4014).

Security Bulletin

Summary

Db2 is vulnerable to a buffer overflow which could allow a local malicious user to execute arbitrary code as root.

Vulnerability Details

CVEID: CVE-2019-4014
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) is vulnerable to a buffer overflow, which could allow an authenticated local attacker to execute arbitrary code on the system as root.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/155892 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, and V11.1 editions on all platforms are affected.

Remediation/Fixes

The recommended solution is to apply the appropriate fix for this vulnerability.

FIX:

The fix for Db2 V11.1 is in V11.1.4.5, available for download from Fix Central.

The fix for Db2 V10.5 is in V10.5.0.11, available for download from Fix Central.

Customers running any vulnerable fixpack level of an affected Program, V9.7, V10.1, and V10.5, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent fixpack level for each impacted release: DB2 V9.7 FP11, V10.1 FP6, and V10.5 FP10. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.

Release

Fixed in fix pack

APAR

Download URL

V9.7

TBD

IT27330

Special Build for V9.7 FP11:

AIX 64-bit
HP-UX 64-bit
Linux 32-bit, x86-32
Linux 64-bit, x86-64
Linux 64-bit, POWER™ big endian
Linux 64-bit, System z®, System z9® or zSeries®
Solaris 64-bit, SPARC
Solaris 64-bit, x86-64
Windows 32-bit, x86
Windows 64-bit, x86

V10.1

TBD

IT27329

Special Build for V10.1 FP6:

AIX 64-bit
HP-UX 64-bit
Linux 32-bit, x86-32
Linux 64-bit, x86-64
Linux 64-bit, POWER™ big endian
Linux 64-bit, System z®, System z9® or zSeries®
Solaris 64-bit, SPARC
Solaris 64-bit, x86-64
Windows 32-bit, x86
Windows 64-bit, x86

V10.5

FP11

IT27305

https://www.ibm.com/support/pages/node/3500079

V11.1

FP5

IT27328

http://www.ibm.com/support/docview.wss?uid=ibm11115973

Workarounds and Mitigations

None

References

Off

Acknowledgement

The vulnerability was reported to IBM by Eddie Zhu, BEIJING DBSEC TECHNOLOGY CO., LTD.

Change History

April 1, 2019: Original Version Published
April 3, 2019: Added link to image for V9.7 Windows 64-bit version.
December 2, 2019: Replaced Special Build urls with the V11.1 FP5 url.
March 6, 2020: Updated 10.5 version with a link to 10.5 FP11 image.

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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